Mercury is a chemical element; it has symbol Hg and atomic number 80. It is also known as quicksilver and was formerly named hydrargyrum from the Greek words hydor and argyros.
Symbol: Hg
Atomic number: 80
Melting point: -37.89�°F (-38.83�°C)
Atomic mass: 200.59 u
Boiling point: 674.1 F (356.7 C)
Electron configuration: [Xe] 4f 5d 6s
Density: 13.546 g/cm3